CUSIP: 98401F105 | NYSE | Healthcare · Biotechnology | Small Cap | 638 institutional holders
5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.
| Holder | Shares | % of Class | Change | Event Date | vs 13F |
|---|---|---|---|---|---|
| 13G/ABlackRock, Inc. | 10,816,417 | 14.5% | New 5%+ stake | Sep 30, 2026 | 92d ahead of 13F (13,651,261 sh) · −2,834,844 |
| 13G/AVanguard Capital Management LLC | 3,710,894 | 5.0% | −99,929 | Sep 30, 2026 | 92d ahead of 13F (3,278,802 sh) · +432,092 |
| Style | Turnover | Location | Filed | ||||
|---|---|---|---|---|---|---|---|
| 1,083,220 | $27.0M | 0.0% | Index | Low | Austin, TX | 2026-11-04 | |
| 748,062 | $18.7M | 2.5% | Agg Growth | Very Low | New Brunswick, NJ | 2026-10-26 | |
| 328,665 | $8.2M | 0.0% | Core | Low | Des Moines, IA | 2026-11-02 | |
| 151,410 | $3.8M | 0.1% | Core | Low | Shawnee Mission, KS | 2026-11-03 | |
| 102,083 | $2.5M | 0.1% | Growth | Medium | Chicago, IL | 2026-10-27 | |
| 98,512 | $2.5M | 0.0% | Yield | Low | Denver, CO | 2026-11-03 | |
| 97,736 | $2.4M | 0.5% | Growth | Medium | Mount Pleasant, SC | 2026-11-04 | |
| 85,028 | $2.1M | 0.3% | ETF | Low | Deer Park, IL | 2026-10-14 | |
| 70,826 | $1.8K | 0.0% | Core | Very Low | Albany, NY | 2026-10-22 | |
| 45,226 | $1.1M | 0.0% | Value | Very High | Hong Kong, South Korea | 2026-10-16 | |
| 41,636 | $1.0M | 0.0% | Core | Medium | Oak Brook, IL | 2026-11-05 | |
| 40,870 | $1.0M | 0.4% | ETF | Medium | Muskegon, MI | 2026-10-15 | |
| 35,647 | $889.4K | 0.0% | Index | Very Low | Overland Park, KS | 2026-11-02 | |
| 30,774 | $767.8K | 0.0% | Core | Medium | New York, NY | 2026-11-04 | |
| 29,100 | $726.0K | 0.0% | Index | Low | Baton Rouge, LA | 2026-10-20 | |
| 28,409 | $397.9K | 0.0% | Core | Low | Plymouth, MN | 2026-10-13 | |
| 24,892 | $621.1K | 0.0% | GARP | High | Meridian, ID | 2026-10-22 | |
| 22,302 | $556.4K | 0.0% | Growth | Low | Bethesda, MD | 2026-10-29 | |
| 21,704 | $541.5K | 0.0% | Index | Very Low | Tokyo, Mexico | 2026-11-05 | |
| 17,767 | $443 | 0.0% | Core | Very Low | New York, NY | 2026-10-23 | |
| 16,600 | $414.2K | 0.0% | Core | Medium | Richmond, VA | 2026-10-28 | |
| 16,117 | $402.1K | 0.0% | Core | Low | Harrisburg, PA | 2026-11-03 | |
| 15,857 | $395.6K | 0.0% | Index | Very Low | Bloomfield Hills, MI | 2026-10-22 | |
| 15,564 | $388.3K | 0.0% | Core | Low | Trenton, NJ | 2026-11-05 | |
| 15,312 | $382.0K | 0.0% | Index | Very Low | Tigard, OR | 2026-10-30 | |
| 13,577 | $338.7K | 0.0% | Index | Very Low | Phoenix, AZ | 2026-11-03 | |
| 13,567 | $339.2K | 0.0% | Growth | Medium | Shanghai, France | 2026-10-28 | |
| 12,168 | $298.1K | 0.0% | Growth | Low | Plymouth, MN | 2026-10-13 | |
| 12,111 | $302.2K | 0.0% | Growth | Low | Bethesda, MD | 2026-10-29 | |
| 11,492 | $286 | 0.0% | Core | Very Low | Juneau, AK | 2026-10-15 | |
| 7,080 | $176.6K | 0.0% | Index | Very Low | St. Louis, MO | 2026-10-20 | |
| 5,804 | $144.8K | 0.0% | GARP | Low | Mansfield, OH | 2026-10-27 | |
| 4,269 | $106.5K | 0.0% | Index | Very Low | Foster City, CA | 2026-10-08 | |
| 3,800 | $94.8K | 0.0% | Growth | Low | Seoul, Malaysia | 2026-11-03 | |
| 3,155 | $79 | 0.0% | Core | Medium | Brussels, Czech Republic | 2026-10-22 | |
| 3,114 | $77.7K | 0.0% | GARP | Low | Phoenix, AZ | 2026-10-02 | |
| 1,674 | $41.8K | 0.0% | Growth | Very High | Hong Kong, South Korea | 2026-10-29 | |
| 1,356 | $33.8K | 0.0% | GARP | Medium | Charlotte, NC | 2026-10-22 | |
| 1,207 | $32 | 0.0% | Core | Low | Frankfurt, Hong Kong | 2026-10-27 | |
| 1,063 | $26.5K | 0.0% | Index | Low | San Francisco, CA | 2026-10-08 | |
| 858 | $21.4K | 0.0% | Agg Growth | Medium | Guangzhou, France | 2026-10-26 | |
| 819 | $20.4K | 0.0% | ETF | Very Low | Richmond, VA | 2026-10-29 | |
| 722 | $18.0K | 0.0% | Value | High | Cheyenne, WY | 2026-10-28 | |
| 570 | $14.2K | 0.0% | ETF | Medium | Encinitas, CA | 2026-10-21 | |
| 528 | $13.2K | 0.0% | Core | Medium | Birmingham, AL | 2026-11-04 | |
| 289 | $7.2K | 0.0% | Growth | Very Low | Beverly Hills, CA | 2026-10-27 | |
| 222 | $5.5K | 0.0% | ETF | Low | Brentwood, TN | 2026-10-15 | |
| 181 | $4.5K | 0.0% | Core | Very Low | Saint Louis, MO | 2026-10-27 | |
| 141 | $3.5K | 0.0% | ETF | Low | Princeton, NJ | 2026-10-19 | |
| 129 | $3.2K | 0.0% | ETF | Medium | Akron, OH | 2026-10-13 | |
| 116 | $2.9K | 0.0% | ETF | Very Low | Sylvania, OH | 2026-10-26 | |
| 115 | $2.9K | 0.0% | Core | Low | Springfield, MA | 2026-10-05 | |
| 110 | $2.7K | 0.0% | Value | Medium | Rancho Santa Fe, CA | 2026-10-14 | |
| 77 | $1.9K | 0.0% | ETF | Very Low | Lake Oswego, OR | 2026-10-15 | |
| 73 | $1.8K | 0.0% | Core | Very Low | Lincoln, NE | 2026-10-22 | |
| 55 | $1.4K | 0.0% | Index | Low | Atlanta, GA | 2026-10-23 | |
| 48 | $1.2K | 0.0% | ETF | Medium | Scottsdale, AZ | 2026-10-14 | |
| 44 | $1.1K | 0.0% | Growth | N/A | Kansas City, MO | 2026-10-19 | |
| 24 | $599 | 0.0% | ETF | Low | Concord, CA | 2026-10-21 | |
| 23 | $579 | 0.0% | Growth | Low | Buda, TX | 2026-10-26 | |
| 18 | $449 | 0.0% | Growth | Low | Tampa, FL | 2026-10-16 | |
| 16 | $400 | 0.0% | ETF | Very Low | Hermitage, PA | 2026-11-03 | |
| 15 | $375 | 0.0% | ETF | Low | Bethlehem, PA | 2026-10-23 | |
| 12 | $300 | 0.0% | Growth | Low | Denver, CO | 2026-10-09 | |
| 12 | $0 | 0.0% | Value | High | London, United Kingdom | 2026-10-30 | |
| 4 | $100 | 0.0% | Core | Low | Jacksonville, FL | 2026-10-08 | |
| 4 | $100 | 0.0% | ETF | Low | Hunt Valley, MD | 2026-10-23 | |
| 1 | $29 | 0.0% | ETF | Low | Herndon, VA | 2026-10-30 |